[INFO] fetching crate distill-downstream-lmdb-rkv 0.11.0-windows-fix...
[INFO] checking distill-downstream-lmdb-rkv-0.11.0-windows-fix against 1.55.0 for beta-1.56-3
[INFO] extracting crate distill-downstream-lmdb-rkv 0.11.0-windows-fix into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate distill-downstream-lmdb-rkv 0.11.0-windows-fix on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate distill-downstream-lmdb-rkv 0.11.0-windows-fix
[INFO] finished tweaking crates.io crate distill-downstream-lmdb-rkv 0.11.0-windows-fix
[INFO] tweaked toml for crates.io crate distill-downstream-lmdb-rkv 0.11.0-windows-fix written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbbf9d7983532ac5650d831de7ca433bbce0d774fcf1960dfc578f6d3dd598af
[INFO] running `Command { std: "docker" "start" "-a" "dbbf9d7983532ac5650d831de7ca433bbce0d774fcf1960dfc578f6d3dd598af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbbf9d7983532ac5650d831de7ca433bbce0d774fcf1960dfc578f6d3dd598af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbbf9d7983532ac5650d831de7ca433bbce0d774fcf1960dfc578f6d3dd598af", kill_on_drop: false }`
[INFO] [stdout] dbbf9d7983532ac5650d831de7ca433bbce0d774fcf1960dfc578f6d3dd598af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0820451debd17151a8ad62a962e11298b2801ab74c0f6ee861ca3cd2fd8fca74
[INFO] running `Command { std: "docker" "start" "-a" "0820451debd17151a8ad62a962e11298b2801ab74c0f6ee861ca3cd2fd8fca74", kill_on_drop: false }`
[INFO] [stderr]    Compiling distill-downstream-lmdb-sys v0.8.0-windows-fix
[INFO] [stderr]     Checking distill-downstream-lmdb-rkv v0.11.0-windows-fix (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![cfg_attr(test, feature(test))]
[INFO] [stdout]   |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 |         write!(fmt, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 |         write!(fmt, "{}", self.description())
[INFO] [stdout]     |                                ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:150:45
[INFO] [stdout]     |
[INFO] [stdout] 150 |                    Error::from_err_code(13).description());
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:152:36
[INFO] [stdout]     |
[INFO] [stdout] 152 |                    Error::NotFound.description());
[INFO] [stdout]     |                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `distill-downstream-lmdb-rkv` due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0820451debd17151a8ad62a962e11298b2801ab74c0f6ee861ca3cd2fd8fca74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0820451debd17151a8ad62a962e11298b2801ab74c0f6ee861ca3cd2fd8fca74", kill_on_drop: false }`
[INFO] [stdout] 0820451debd17151a8ad62a962e11298b2801ab74c0f6ee861ca3cd2fd8fca74
